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» User Models and User Physical Capability
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ICDE
2011
IEEE
274views Database» more  ICDE 2011»
14 years 7 months ago
SQPR: Stream query planning with reuse
—When users submit new queries to a distributed stream processing system (DSPS), a query planner must allocate physical resources, such as CPU cores, memory and network bandwidth...
Evangelia Kalyvianaki, Wolfram Wiesemann, Quang Hi...
SSDBM
2005
IEEE
99views Database» more  SSDBM 2005»
15 years 9 months ago
Incorporating Semantics in Scientific Workflow Authoring
The tools used to analyze scientific data are often distinct from those used to archive, retrieve, and query data. A scientific workflow environment, however, allows one to seamles...
Chad Berkley, Shawn Bowers, Matthew B. Jones, Bert...
AAAI
2007
15 years 6 months ago
AURA: Enabling Subject Matter Experts to Construct Declarative Knowledge Bases from Science Textbooks
The long-term goal of Project Halo is to build an application called Digital Aristotle that can answer questions on a variety of science topics and provide user and domain appropr...
Ken Barker, Vinay K. Chaudhri, Shaw Yi Chaw, Peter...
SC
2009
ACM
15 years 10 months ago
Kepler + Hadoop: a general architecture facilitating data-intensive applications in scientific workflow systems
MapReduce provides a parallel and scalable programming model for data-intensive business and scientific applications. MapReduce and its de facto open source project, called Hadoop...
Jianwu Wang, Daniel Crawl, Ilkay Altintas
EDBT
2009
ACM
222views Database» more  EDBT 2009»
15 years 10 months ago
Data clouds: summarizing keyword search results over structured data
Keyword searches are attractive because they facilitate users searching structured databases. On the other hand, tag clouds are popular for navigation and visualization purposes o...
Georgia Koutrika, Zahra Mohammadi Zadeh, Hector Ga...